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    <title>Document</title>
    <script>
        // 数组转换为字符串
        // 1. toString() 讲我们的数组转换为字符串
        var arr = [1, 2, 3];
        console.log(arr.toString());

        // 2.join(分隔符)
        var arr1 = ['pink', 'purple', 'blue'];
        console.log(arr1.join()); // 默认的是逗号之间隔开
        console.log(arr1.join('-'));
        console.log(arr1.join('&'));
    </script>
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